commit 6b667dde03a5707285a2ff76ada525075d4c60ef
author Andy Hung <hunga@google.com> Fri Feb 06 15:05:37 2015 -0800
committer Andy Hung <hunga@google.com> Tue Mar 03 15:23:19 2015 -0800
tree 1034167044ecb2bb9551020bd19441da40748904
parent bf31b3301676ad86151f632e9ca186fd02445d86

Improve resampler speed for floating point and arm64

Add floating point intrinsics for arm32 and arm64 devices.
Add integer intrinsics for arm64 devices.

Bug: 17366024
Change-Id: Id4240f549033deb262815c7145d69820e5fd7b92

services/audioflinger/test-resample.cpp

diff --git a/services/audioflinger/test-resample.cpp b/services/audioflinger/test-resample.cpp
index 84a655a..7893778 100644
--- a/services/audioflinger/test-resample.cpp
+++ b/services/audioflinger/test-resample.cpp
@@ -427,6 +427,14 @@
         printf("quality: %d  channels: %d  msec: %" PRId64 "  Mfrms/s: %.2lf\n",
                 quality, channels, time/1000000, output_frames * looplimit / (time / 1e9) / 1e6);
         resampler->reset();
+
+        // TODO fix legacy bug: reset does not clear buffers.
+        // delete and recreate resampler here.
+        delete resampler;
+        resampler = AudioResampler::create(format, channels,
+                    output_freq, quality);
+        resampler->setSampleRate(input_freq);
+        resampler->setVolume(AudioResampler::UNITY_GAIN_FLOAT, AudioResampler::UNITY_GAIN_FLOAT);
     }
 
     memset(output_vaddr, 0, output_size);